CN202718837U - Waste heat recovery and gradient utilization device of air compressor - Google Patents
Waste heat recovery and gradient utilization device of air compressor Download PDFInfo
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- CN202718837U CN202718837U CN 201220360678 CN201220360678U CN202718837U CN 202718837 U CN202718837 U CN 202718837U CN 201220360678 CN201220360678 CN 201220360678 CN 201220360678 U CN201220360678 U CN 201220360678U CN 202718837 U CN202718837 U CN 202718837U
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Abstract
The utility model provides a waste heat recovery and gradient utilization device of an air compressor, relating to the technical field of energy conversation. The technical problem to be solved is to sufficiently recover heat. The device comprises an oil-water heat exchanger, a hot water type lithium bromide unit, a thermal-insulating hot water tank and three plate type heat exchangers; an oil side pipeline of the oil-water heat exchanger is connected with a high-temperature oil path of the air compressor; a primary lateral water inlet of a first plate type heat exchanger is connected with a water lateral water outlet of the oil-water heat exchanger; a primary side water inlet of a second plate type heat exchanger is connected with a primary side water return opening of the first plate type heat exchanger; a primary side water inlet of a third plate type heat exchanger is connected with a primary side water return opening of the second plate type heat exchanger; a primary side water return opening of the third plate type heat exchanger is connected with a water side water return opening of the oil-water heat exchanger; a secondary side pipeline of the first plate type heat exchanger is connected with the hot water type lithium bromide unit; a secondary side pipeline of the second plate type heat exchanger is connected with the thermal-insulating hot water tank; and a secondary side pipeline of the third plate type heat exchanger is connected with thermal equipment for an external process. The device provided by the utility model can met various cold and hot requirements.
Description
Technical field
The utility model relates to power-saving technology, particularly relates to the technology that a kind of residual heat of air compressor reclaims cascade utilization device.
Background technique
Air compressor is power equipment the most common in the industrial and mining enterprise, can be divided into reciprocating type, screw type and large centrifugal, and is wherein especially in the majority with the exhaust end base of oil injection threaded bolt formula.In the compressor operation process, about 85% input electric energy can be converted into heat energy and emit, and in the exhaust end base of oil injection threaded bolt air compressor, this part used heat mainly cools off by oil circuit and distributes, and in the process of air compressing, oil temperature can reach about 90 ℃.
The waste heat that produces when recycling compressor operation, traditional way are at oil water heat exchange device of oil circuit series connection, utilize oil temperature to remove heating life or low temperature process hot water.Traditional way purposes is more single, can not satisfy the various hot-cool demands of using, and can not utilize residual heat of air compressor to produce chilled water, and when being used for producing low-temperature water heating, can waste a large amount of residual heat of air compressor.
The model utility content
For the defective that exists in the above-mentioned prior art, technical problem to be solved in the utility model provides and a kind ofly can take full advantage of residual heat of air compressor, satisfies multiple residual heat of air compressor with hot-cool demand and reclaims cascade utilization device.
In order to solve the problems of the technologies described above, a kind of residual heat of air compressor provided by the utility model reclaims cascade utilization device, relate to air compressor, this device comprises the oil water heat exchange device, the high temperature oil circuit of the oily side filler opening of described oil water heat exchange device and oily side return opening access air compressor, it is characterized in that: this device also comprises hot water lithium bromide unit, heat preservation hot water tank, reaches three plate type heat exchangers, four circulating water pump;
Described three plate type heat exchangers are respectively the first plate type heat exchanger, the second plate type heat exchanger, three-plate type heat exchanger;
Described four circulating water pump are respectively the first circulating water pump, the second circulating water pump, the 3rd circulating water pump, the 4th circulating water pump;
The first side water intake of described the first plate type heat exchanger is received the water side water outlet of oil water heat exchange device, the second side water outlet of the first plate type heat exchanger is received the water intake of hot water lithium bromide unit through the first circulating water pump, and the second side backwater mouth of the first plate type heat exchanger is received the backwater mouth of hot water lithium bromide unit;
The first side water intake of described the second plate type heat exchanger is received the first side backwater mouth of the first plate type heat exchanger, the second side water outlet of the second plate type heat exchanger is received the water intake of heat preservation hot water tank, and the second side backwater mouth of the second plate type heat exchanger is received the backwater mouth of heat preservation hot water tank through the second circulating water pump;
The first side water intake of described three-plate type heat exchanger is received the first side backwater mouth of the second plate type heat exchanger, the second side water outlet of three-plate type heat exchanger is received external process with the water intake of hot equipment, the second side backwater mouth of three-plate type heat exchanger is received external process with the backwater mouth of hot equipment through the 3rd circulating water pump, and the first side backwater mouth of three-plate type heat exchanger is received the water side backwater mouth of oil water heat exchange device through the 4th circulating water pump.
The residual heat of air compressor that the utility model provides reclaims cascade utilization device, utilize the used heat that produces in the compressor operation process to drive step by step the hot water lithium bromide unit and produce cold, the heating domestic water, the heating process water, thus realized the cascade utilization of waste heat, not only take full advantage of residual heat of air compressor, can also satisfy the multiple hot-cool demand of using, reduce the consumption of primary energy and to the hot driving of environment, improved the operational efficiency of air compressor, saved the energy and cost of use.
Description of drawings
Fig. 1 is the structural representation that the utility model embodiment's residual heat of air compressor reclaims cascade utilization device.
Embodiment
Below in conjunction with description of drawings embodiment of the present utility model is described in further detail, but present embodiment is not limited to the utility model, every employing analog structure of the present utility model and similar variation thereof all should be listed protection domain of the present utility model in.
As shown in Figure 1, a kind of residual heat of air compressor that the utility model embodiment provides reclaims cascade utilization device, relate to air compressor 1, this device comprises oil water heat exchange device 2, the high temperature oil circuit of the oily side filler opening of described oil water heat exchange device 2 and oily side return opening access air compressor 1, it is characterized in that: this device also comprises hot water lithium bromide unit 6, heat preservation hot water tank 7, reaches three plate type heat exchangers, four circulating water pump;
Described three plate type heat exchangers are respectively the first plate type heat exchanger 3, the second plate type heat exchanger 4, three-plate type heat exchanger 5;
Described four circulating water pump are respectively the first circulating water pump 11, the second circulating water pump 12, the 3rd circulating water pump 13, the 4th circulating water pump 14;
The first side water intake of described the first plate type heat exchanger 3 is received the water side water outlet of oil water heat exchange device 2, the second side water outlet of the first plate type heat exchanger 3 is received the water intake of hot water lithium bromide unit 6 through the first circulating water pump 11, and the second side backwater mouth of the first plate type heat exchanger 3 is received the backwater mouth of hot water lithium bromide unit 6;
The first side water intake of described the second plate type heat exchanger 4 is received the first side backwater mouth of the first plate type heat exchanger 3, the second side water outlet of the second plate type heat exchanger 4 is received the water intake of heat preservation hot water tank 7, and the second side backwater mouth of the second plate type heat exchanger 4 is received the backwater mouth of heat preservation hot water tank 7 through the second circulating water pump 12;
The first side water intake of described three-plate type heat exchanger 5 is received the first side backwater mouth of the second plate type heat exchanger 4, the second side water outlet of three-plate type heat exchanger 5 is received external process with the water intake of hot equipment 8, the second side backwater mouth of three-plate type heat exchanger 5 is received external process with the backwater mouth of hot equipment 8 through the 3rd circulating water pump 13, and the first side backwater mouth of three-plate type heat exchanger 5 is received the water side backwater mouth of oil water heat exchange device 2 through the 4th circulating water pump 14.
Among the utility model embodiment, described hot water lithium bromide unit is prior art, is to utilize lithium bromide to absorb heat to produce the equipment of cold.
The utility model embodiment's working principle is as follows:
When air compressor 1 brings into operation, high temperature oil in the air compressor high temperature oil circuit continues to flow into oil water heat exchange device 2 from oily side filler opening, become low temperature oil in oil water heat exchange device 2 and after the circulating water heat exchange of water side, the oily side return opening from oil water heat exchange device 2 passes back into the air compressor oil circuit again;
Under the dynamic action of the 4th circulating water pump 14, low-temperature circulating water continues to flow into oil water heat exchange device 2 from the water side backwater mouth of oil water heat exchange device 2, become nearly 90 ℃ high temperature circulation water in oil water heat exchange device 2 and after the high temperature oil heat exchange of oily side, the water side water outlet from oil water heat exchange device 2 flows out again;
The nearly 90 ℃ high temperature circulation that flows out from the water side water outlet of oil water heat exchange device 2 flows into first the first side of the first plate type heat exchanger 3, become the hot water about 82 ℃ in the first plate type heat exchanger 3 and after the circulating water heat exchange of second side, flow into again the first side of the second plate type heat exchanger 4, become the hot water about 50 ℃ in the second plate type heat exchanger 4 and after the circulating water heat exchange of second side, flow into again the first side of three-plate type heat exchanger 5, water temperature is down to about 40 ℃ in three-plate type heat exchanger 5 and after the heat exchange of second side circulating water, and then passes back into oil water heat exchange device 2 from the water side backwater mouth of oil water heat exchange device 2;
Under the dynamic action of the first circulating water pump 11, inflow the first plate type heat exchanger 3 that the low-temperature circulating water of the first plate type heat exchanger 3 second sides continues, with become the high temperature circulation water that is about 85 ℃ after the nearly 90 ℃ high temperature circulation water heat exchange of the first plate type heat exchanger 3 first sides, become low-temperature circulating water after flowing into again 6 heat releases of hot water lithium bromide unit, and then passing back into the first plate type heat exchanger 3 second sides, the heat that hot water lithium bromide unit 6 is drawn high temperature circulation water is produced cold;
Under the dynamic action of the second circulating water pump 12, inflow the second plate type heat exchanger 4 that the warm water of heat preservation hot water tank 7 bottoms continues and is warming up to about 60 ℃ after the nearly 82 ℃ high temperature circulation water heat exchange of the second plate type heat exchanger 4 first sides, passes back into heat preservation hot water tank 7 again;
Under the dynamic action of the 3rd circulating water pump 13, the inflow three-plate type heat exchanger 5 that external process continues with the backwater of the technique cold water of hot equipment 8, with be warming up to about 25 ℃ after the nearly 50 ℃ high temperature circulation water heat exchange of three-plate type heat exchanger 5 first sides, pass back into again external process with hot equipment 8.
In the utility model embodiment continuous service process, waste heat in the air compressor high temperature oil is used for producing cold, heating life warm water, heating process cold water step by step, realize the cascade utilization that residual heat of air compressor reclaims, satisfied simultaneously the multiple hot-cool demand of using of enterprise.
Claims (1)
1. a residual heat of air compressor reclaims cascade utilization device, relate to air compressor, this device comprises the oil water heat exchange device, the high temperature oil circuit of the oily side filler opening of described oil water heat exchange device and oily side return opening access air compressor, it is characterized in that: this device also comprises hot water lithium bromide unit, heat preservation hot water tank, reaches three plate type heat exchangers, four circulating water pump;
Described three plate type heat exchangers are respectively the first plate type heat exchanger, the second plate type heat exchanger, three-plate type heat exchanger;
Described four circulating water pump are respectively the first circulating water pump, the second circulating water pump, the 3rd circulating water pump, the 4th circulating water pump;
The first side water intake of described the first plate type heat exchanger is received the water side water outlet of oil water heat exchange device, the second side water outlet of the first plate type heat exchanger is received the water intake of hot water lithium bromide unit through the first circulating water pump, and the second side backwater mouth of the first plate type heat exchanger is received the backwater mouth of hot water lithium bromide unit;
The first side water intake of described the second plate type heat exchanger is received the first side backwater mouth of the first plate type heat exchanger, the second side water outlet of the second plate type heat exchanger is received the water intake of heat preservation hot water tank, and the second side backwater mouth of the second plate type heat exchanger is received the backwater mouth of heat preservation hot water tank through the second circulating water pump;
The first side water intake of described three-plate type heat exchanger is received the first side backwater mouth of the second plate type heat exchanger, the second side water outlet of three-plate type heat exchanger is received external process with the water intake of hot equipment, the second side backwater mouth of three-plate type heat exchanger is received external process with the backwater mouth of hot equipment through the 3rd circulating water pump, and the first side backwater mouth of three-plate type heat exchanger is received the water side backwater mouth of oil water heat exchange device through the 4th circulating water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220360678 CN202718837U (en) | 2012-07-25 | 2012-07-25 | Waste heat recovery and gradient utilization device of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220360678 CN202718837U (en) | 2012-07-25 | 2012-07-25 | Waste heat recovery and gradient utilization device of air compressor |
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| Publication Number | Publication Date |
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| CN202718837U true CN202718837U (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220360678 Expired - Lifetime CN202718837U (en) | 2012-07-25 | 2012-07-25 | Waste heat recovery and gradient utilization device of air compressor |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335443A (en) * | 2013-06-19 | 2013-10-02 | 刘志红 | Waste heat recovered refrigeration air conditioning system |
| CN103835919A (en) * | 2013-12-26 | 2014-06-04 | 江苏金通灵流体机械科技股份有限公司 | Waste heat recovery system |
| CN105299802A (en) * | 2015-11-03 | 2016-02-03 | 世源科技工程有限公司 | Heat recovery low-temperature hot water heating system |
| CN105422457A (en) * | 2015-11-30 | 2016-03-23 | 西安工程大学 | Heat recovery gradient utilization system for oil-free screw air compressor and control method |
| CN106287899A (en) * | 2016-08-16 | 2017-01-04 | 重庆中节能三峰能源有限公司 | Industrial exhaust heat ground heating system |
| CN107061232A (en) * | 2017-03-31 | 2017-08-18 | 竞华电子(深圳)有限公司 | A kind of waste heat recovery utilizing equipment |
| CN109723624A (en) * | 2019-01-22 | 2019-05-07 | 宁夏恒力生物新材料有限责任公司 | A kind of air compressor unit heat energy recycling system |
-
2012
- 2012-07-25 CN CN 201220360678 patent/CN202718837U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335443A (en) * | 2013-06-19 | 2013-10-02 | 刘志红 | Waste heat recovered refrigeration air conditioning system |
| CN103835919A (en) * | 2013-12-26 | 2014-06-04 | 江苏金通灵流体机械科技股份有限公司 | Waste heat recovery system |
| CN105299802A (en) * | 2015-11-03 | 2016-02-03 | 世源科技工程有限公司 | Heat recovery low-temperature hot water heating system |
| CN105422457A (en) * | 2015-11-30 | 2016-03-23 | 西安工程大学 | Heat recovery gradient utilization system for oil-free screw air compressor and control method |
| CN105422457B (en) * | 2015-11-30 | 2018-03-23 | 西安工程大学 | Oil free screw air compressor machine recuperation of heat gradient utilization system and control method |
| CN106287899A (en) * | 2016-08-16 | 2017-01-04 | 重庆中节能三峰能源有限公司 | Industrial exhaust heat ground heating system |
| CN107061232A (en) * | 2017-03-31 | 2017-08-18 | 竞华电子(深圳)有限公司 | A kind of waste heat recovery utilizing equipment |
| CN109723624A (en) * | 2019-01-22 | 2019-05-07 | 宁夏恒力生物新材料有限责任公司 | A kind of air compressor unit heat energy recycling system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130206 |